Finding the Fourth Proportional to 85,505.62, 117,999.15 and 49,682.56

Step by Step Solution

1. Step 1: Write the proportion equation
   85,505.62 : 117,999.15 = 49,682.56 : x
2. Step 2: Convert to fraction form
   85,505.62/117,999.15 = 49,682.56/x
3. Step 3: Cross multiply
   85,505.62x = 117,999.15 × 49,682.56
4. Step 4: Simplify right side
   85,505.62x = 5,862,499,849.82
5. Step 5: Solve for x
   x = 5,862,499,849.82/85,505.62
6. Step 6: Final answer
   x = 68,562.74